Vulnerability details
CVE-2025-42599
Actively exploited
QUALITIA Active! mail 6
CVSS 3.0
9.8Critical
Remedy
Required action (CISA): Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. (due: 2025-05-19)
Official description
Active! mail 6 BuildInfo: 6.60.05008561 and earlier contains a stack-based buffer overflow vulnerability. Receiving a specially crafted request created and sent by a remote unauthenticated attacker may lead to arbitrary code execution and/or a denial-of-service (DoS) condition.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.8Critical | 3.0 | CVEProject cvelistV5 (CNA) (jpcert) | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| QUALITIA CO., LTD. | Active! mail 6 | BuildInfo: 6.60.05008561 and earlier | CVEProject cvelistV5 (CNA) |
References and advisories
3
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Details
- Published
- 2025-04-18
- Last updated
- 2026-02-26
- State
- Published
- Assigner (CNA)
- jpcert
- Kolun priority
- 77 · High
CISA KEV catalog
- Date added
- 2025-04-28
- Due date
- 2025-05-19
- Used in ransomware
- Unknown
Exploit prediction (EPSS)
3.35%
Probability of exploitation in 30 days
88.8%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Active
- Technical impact
- Total
Weaknesses (CWE)
- CWE-121Stack-based buffer overflow